Add some portable and convenient stability to your tent legs. These heavy-duty bag weights can hold 30 lbs. of sand, rocks, steel rods or any other dry substrate. Made from thick and durable yet lightweight nylon material, they travel very easily and hold up to all kinds of weather conditions. The ballast with fastener style tent weight is also very easy to hide and will not take away from your display. Prepare for all weather and utilize these sandbag weights to ensure your tent stays in one spot! SUBSTRATE NOT INCLUDED. IF SANDBAG IS FULL, SUPPORT FROM BOTTOM. DO NOT LIFT FROM STRAPS.